在mask_rcnn常用的函数
2 tf.gather : https://blog.csdn.net/guotong1988/article/details/53172882
3 tf.boolean_mask: https://blog.csdn.net/m0_37393514/article/details/81674489
4 tf.where(）: https://blog.csdn.net/ustbbsy/article/details/79564828
5 tf.gather_nd() 多维上进行索引 https://blog.csdn.net/Cyiano/article/details/76087747
a = tf.Variable([[1,2,3,4,5], [6,7,8,9,10], [11,12,13,14,15]])
index_a = tf.Variable([[0,2], [0,4], [2,2]])
print(sess.run(tf.gather_nd(a, index_a)))
# [ 3 5 13]
6 tf.image.crop_and_resize的使用 ROI Pooling层:https://blog.csdn.net/m0_38024332/article/details/81779544